#define NUM 20
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
typedef struct Student
{
    struct Student*next;
    char name[NUM];
}inf,*linklist;
void InitateList (linklist*head);
void CreateFromhead(linklist p);
void print(linklist p);
void insertlist(linklist p,char*temp3,char*temp4);
void Deletelist(linklist p,char *temp2);
inf* previousfindlist(linklist p,char *temp1);
inf* findlist(linklist p,char *temp1);
